Tube-cutting mechanism



S. H. GOLDBERG.

TUBE CUTTING MECHANISM.

APPLlc/mou men nic. 14. Isls. nENEwED JAM. H. 1922.

1,424,472, Patented Aug. 1, 1922.

4 SHEETS-SHEET I.

74480-5@ 55, MMM/ S. H. GOLDBERG.

UBE CUTTING MECHANISM.

APPLlcArlon FILED mic. I4, 1918. RENEwED MN. n. |922.

1 ,424,472, Patnted Aug. 1, 1922.

4 SHEETS-SHEET Wime,

S. H. GOLUBERG.

TUBE CUTTING MECHANISM.

.1PPL1cAT1oN mw vEc.14,191s. mmm) JAN. 11,1922.

4 SHEETS-SHEET 3.

Patented Aug. 1, 1922.

S. H. GOLDBERGV.

Patented Aug. 1, 1922.

4 SHEETS-SHEET 4.

narran 'lerares .Parser carica.

A runs-cumule meenemen.

1,424,412; i sneemuonofremi mm .Patented aug-*1,1922

i i Application Med December, 1918, erial No. 286,870. Renewed JanuaryV 11, 1882'. ySerial llo. 528,568.

To-all whom itmcy concern.' `Tothe shaft 4 is keyed a roller 14 pro- Be it known that I, Sonoxon H. Gomvided in its outer periphery with spaced enne, a citizen ofthe United States residing corrugated ring rtions 15 which ma be in the city oChcago, countyl of ook, and fcrmedat interna on the roller. The hul: 16 State of Illinois, have` inventedcertarn new of the roller is provided at either endwith 60 and useful Improvements in Tube-Cutting a boss 1.7 vand 'm each of these 1bosses is Mechanisma'oi which the following 1s a looeel. journaled an annularplate 18. The specification. perip ery of -each of these plates 18 pro- This invention relates to im rovements 1n Jects beyond the periphery o the roller as 10 tube cutting mechanisms an refers more shown at 19. .The normal position of these 66 particularly to a device for cutting paper plates are shown in Fig. 3. Each of these tubes into a plurality of relatively small plates is provided at its upper e with circular bands.` f a notch A20 which notch 20 norma rests Among the salient objects of the invention, between channel members 21. These c el l 16 are to provided aconstructon in which `members 21 are uredto the extension of 7G tubes are fedto a pluraltyof spaced apart the main frame d the-tubes are fed be, stationary knives andsevered into a pluraltween the channel embers through a chute ity vof 'smallhands ofpredetermned width; 22 separated bybracket 23. The tubes are to provide aconstruction of the above charfed to the chute-22 by hand from a. table 24 its ability to cut a maximum number of ivotally secured as shown at 25, to each tubes in a given timeto provide a conchannel member, is a link 26 the other end struction in which the hands are placed on of which is pivoted as shownat 27 to a' the rods or forms before being fed to the friction shoe 28, it being understood that 26 cutting mechanism and which themselves there is one of these shoes at either side 89 act to form frictional engagement to actuate of the machine. The shoe is normally forced the feeding mechanism; to provide a con downwardly by means of the springs 29. struction which can be very economicall The under face of each shoe 28 is curved as manufactured, is devoid of any complicate shown at 30. These shoes are spaced rela- 420 noter which is particularly characterized by projecting out from thc main frame. 75 l '80 parts and is reliable in operation, and in tive to the roller so a's to not have frictional 85 general to provide an improved construction engagement therewith but to frictionally of the character referred to. engage against the tubes 31 when the latter In the drawings: A rests in the notches 20. These tubes 31 Fig. 1 is a si e elevation 'of the device'. after being placed in the chute 22 are loosely $6 Fig. 2 is afront end view of the same. mounted on the rods or forms 82. The ar- 9 Fig. 3 is an enlarged sectional detail of a rangement is such that the tubes 31 and rods cutting and feeding mechanism. 32 roject slightly beyond the periphery Fig.' 4 is an end view of the construction of t e plates 1 shown in Fig. 3 The plates are tied together so as to ro- V40 Fig. 5 is a sectional plan view on the same tate in unison by means of the rods 33, 34, at

scale as Figs. 3 and 4. 35. Between rods 34 and 35 is suspend- Beferri Ato the drawings, 1 designates ed a curved wel ht 36 which is so the main ame member in the upper end that when fri 'on is released from the of which is removably1 mounted a box or plates, or 1n other words when the notched 46 rece tacle 2 to receive t e cut tubes or bands. portions of the plates have travelled to the 160 In e lower half oi the mainframe memposition A shown in dotted lines in Fig. 3, ber is a motor 3 which drivesa main shaft the weight 36 will swing back by gravity 4 throu h means of pulley belts 5 and 6 and and turn the plates to position shown in pulleysg, 8, 9 and 10. The main shaft 4 Fig: 3: The backward swlngzof the weight 60 is mounted in the slides or ways 11 and the 1s hmlted by means of a sprmg snpported 105 journal boxes 12 and in these ways are ntersto 37 cooperatln with extensions 3? on posed springs 13; the arrangement being ro 35. As hereto ore mated,the frxctlonal such that the shaft can be forced sli htly engagement between theshoes 28 and the back in the ways against the action o the tu es 31 is auch that the plates have a hm- 56 springs in the manner hereafter described. ited travel wlth the roller. As the tubes 81 110 travel.l downwardly, Vthey are severed t by fricticvnahv engagement. with the roller to spaced stationary knife members 39. These carry the tubes -pastztbe knives and means knife members 39 may be similar in confor returning the carrier to normal posia5 struction to 'a Duplex-razorfblade andi-are tion.

5 provided with a slotted portion 40'litting '2. In a machine for-cutting tubes' into over the transversely extending rods 41. The bands, the combination with affirme memblades 39 are separated by the' blocks ber, of-'axrevolving roller, e carrier loosely 42 By changing the widths of the blocks, mounted relative tothe roller and provided 0i the tubes may be severed into bands of difwith a. .tube supporting portion, cutting 1o ferentlengths in an obvious manner. The knives, means for forciu the carrier' into arrangement is such that the knives cut the A'irrational f engagement A with' tbe roller. to vtubes without cutting too greatlI into the carry the tubes past the knives and means wooden rods. After the tubes liveV been for returning the carrierto normal'position, 46 cut, the mds roll down the delivery arms comprising "a weighted portion operatively 15 43 into the box V2. ThetubesA areV 'their cnnected to the carrier.

stripped'of of the rods by nienely'up end- V39111 a machinev for cutting tubes into in the rods. bnds,'thej combination with a freine-mem- 'be device has been used to, cut tubes 'into' be p narrow bands for holding bundles of hair# and provided with atu susportingfpor- 2o pins. Diiiicul has been experienced in tion, Vcutting mechanism an meansv .forcutting a su cient number of Vbands -by -rockin`gthe carrier 'to-carry: the tubes past means of mech now in use. By' 'the knives andlmeans for rocking the carrier means of the present invention, one machine beek 'in an o posite position to Areturn it to 55 can make several-hundred thousand of these 'normal position. 25 hands a dey. 4. In a machine for cutting tubes into claim as in invention: bends; the combination .with a rocking mem- 1. In a mac e for cutting tubes, into yber slotted toreceive the tubeto be cut, a bands, the combination with a'. frame memfrictions! member ada ted to have cooperso ber, of a revolving roller, a. carrier'looseiy atve engagement witV the' tube,I cutting se mounted relative to the roller and providedmechnismsand means for forcing the tubes with a tube supporting portion, cutting-past said cu ttxmechanism to sever them. knives, means for forcing the carrier into S0 MON H.V GOLDBERG.

r' ofa lcarrier mounted vthereon 50- 

